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<html lang="en">

<head>
  <meta charset="UTF-8">
  <meta http-equiv="X-UA-Compatible" content="IE=edge">
  <meta name="viewport" content="width=device-width, initial-scale=1.0">
  <title>Document</title>
</head>

<body>
  <script>
    function printInfo() {
      console.log("my name is why")
      console.log("age is 18")
      console.log("height is 1.88")
    }
    printInfo()

    function sum() {
      var num1 = 10
      var num2 = 20
      var result = num1 + num2
      console.log("result:", result)
    }
    sum()

  </script>
</body>

</html>